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Introduction of Q690ZTE high-strength steel:
Q690ZTF steel for offshore platforms is a low-alloy high-strength steel. Executive standard: GB/T 31945-2015 steel
Among China's 16 marine seawater corrosion-resistant low-alloy steels, 5 belong to P-V series; 2 are P-Nb series; 3 are P-Cu series; 2 are CrMoAl series; 2
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The hull steel is exposed to air and sea water, if no measures are taken, it will soon be rusted and scrapped.We must first understand which parts of the ship a
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Compared with land oil and gas exploitation, the marine environment has severe ocean currents, the sea temperature and pressure vary greatly with depth, and the
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12MnNiCrMoV is a low alloy high strength steel for hull. It can be rolled steel plate, sheet, flat steel. As a hull steel, it shall be able to adapt to the oper
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With the in-depth development of the offshore oil industry and the increasing difficulty of drilling and production, the rack steel for jack-up drilling platfor
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Large container ships generally use steel plates with high strength and large thickness. The large thickness changes the stress state of the marine steel plate
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Welding is the key link of hull manufacturing, accounting for about 17% of the ship manufacturing cost. With the increase of ship plate thickness specification,
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With the development of deep-sea explorationand ocean shipping, higher and higher requirements are put forward for the corrosion resistance of ship plates and m
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The CCSB ship plate is a Class B ship plate certified by the China Classification Society and is used to build general-strength hulls.The chemical composition o
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